Appletons' Popular Science Monthly, February 1900 Vol. 56, November, 1899 to April, 1900

Scientific American Supplement, No. 392, July 7, 1883

Scientific American Supplement, No. 484, April 11, 1885

International Weekly Miscellany of Literature, Art and Science - Volume 1, No. 8, August 19, 1850

Scientific American Supplement, No. 470, January 3, 1885

Lippincott's Magazine Of Popular Literature And Science, Old Series, Vol. 36—New Series, Vol. 10, July 1885

Scientific American Supplement, No. 829, November 21, 1891

Scientific American Supplement, No. 717, September 28, 1889

Lippincott's Magazine, September, 1885

Appletons' Popular Science Monthly, January 1899 Volume LIV, No. 3, January 1899

Philosophical transactions, Vol. L. Part I. For the year 1757. Giving some account of the present undertakings, studies, and labours, of the ingenious, in many considerable parts of the world.

The Ohio Naturalist, Vol. 1, No. 5, March, 1901